body {
    margin: 0;
    font-family: Arial, sans-serif;
    padding-top: 60px;
    background-color: #f0f0f0;
}

.header {
    background-color: #333;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 20px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
    color: white;
}

.header a, .logout-link {
    color: white;
    text-decoration: none;
    padding: 10px;
}

.header a:hover, .logout-link:hover {
    text-decoration: underline;
}

.appeal-detail-container {
    margin: 20px;
    padding: 20px;
    background: #fff;
    border-radius: 10px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.chat-window {
    margin-top: 20px;
    padding: 20px;
    background: #f9f9f9;
    border: 1px solid #ddd;
    border-radius: 10px;
    max-height: 400px;
    overflow-y: auto;
}

.chat-message {
    margin-bottom: 10px;
    padding: 10px;
    border-radius: 5px;
}

.user-message {
    background-color: #e1f5fe;
}

.support-message {
    background-color: #e8f5e9;
}

.send-message-container {
    margin-top: 20px;
}

textarea {
    width: 100%;
    padding: 10px;
    border: 1px solid #ccc;
    border-radius: 5px;
    resize: none;
}

button {
    padding: 10px 15px;
    border: none;
    border-radius: 5px;
    background-color: #007bff;
    color: white;
    font-size: 16px;
    cursor: pointer;
    transition: background-color 0.2s;
}

button:hover {
    background-color: #0056b3;
}

.promo-container {
    margin-top: 20px;
    text-align: center;
}

.footer {
    text-align: center;
    margin-top: 40px;
    padding: 20px;
    background-color: #2c3e50;
    color: white;
    position: relative;
    bottom: 0;
    width: 100%;
}
